Question

Differentiate the heart of human ,frog and fish.

Answer 1

Answer:

Amphibians have a three-chambered heart that has two atria and one ventricle.

In a fish the heart only has one atrium and one ventricle

In humans the heart has four chambers: two atria and two ventricles

Answer 2

Explanation:

Fish have a two-chambered heart with unidirectional circulation. Amphibians have a three-chambered heart, which has some mixing of the blood, and they have double circulation. Most non-avian reptiles have a three-chambered heart, but have little mixing of the blood; they have double circulation.